# Personal Zsh configuration file. It is strongly recommended to keep all
# shell customization and configuration (including exported environment
# variables such as PATH) in this file or in files source by it.
#
# Documentation: https://github.com/romkatv/zsh4humans/blob/v5/README.md.

# Periodic auto-update on Zsh startup: 'ask' or 'no'.
# You can manually run `z4h update` to update everything.
zstyle ':z4h:' auto-update      'no'
# Ask whether to auto-update this often; has no effect if auto-update is 'no'.
zstyle ':z4h:' auto-update-days '28'

# Automaticaly wrap TTY with a transparent tmux ('integrated'), or start a
# full-fledged tmux ('system'), or disable features that require tmux ('no').
if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ] || [ -n "$INSIDE_EMACS" ]; then
  zstyle ':z4h:' start-tmux       'no'
else
  zstyle ':z4h:' start-tmux       'system'
fi
# Move prompt to the bottom when zsh starts up so that it's always in the
# same position. Has no effect if start-tmux is 'no'.
zstyle ':z4h:' prompt-at-bottom 'yes'

# Keyboard type: 'mac' or 'pc'.
if [ "$(uname 2> /dev/null)" = "Darwin" ]; then
  zstyle ':z4h:bindkey' keyboard  'mac'
  zstyle ':z4h:'                  iterm2-integration yes
else
  zstyle ':z4h:bindkey' keyboard  'pc'
fi

# Right-arrow key accepts one character ('partial-accept') from
# command autosuggestions or the whole thing ('accept')?
zstyle ':z4h:autosuggestions' forward-char 'accept'

# Recursively traverse directories when TAB-completing files.
zstyle ':z4h:fzf-complete' recurse-dirs 'yes'

# Enable ('yes') or disable ('no') automatic teleportation of z4h over
# ssh when connecting to these hosts.
#zstyle ':z4h:ssh:example-hostname1'   enable 'yes'
#zstyle ':z4h:ssh:*.example-hostname2' enable 'no'
# The default value if none of the overrides above match the hostname.
zstyle ':z4h:ssh:*'                   enable 'no'

# Send these files over to the remote host when connecting over ssh to the
# enabled hosts.
#zstyle ':z4h:ssh:*' send-extra-files '~/.nanorc' '~/.env.zsh'

# Clone additional Git repositories from GitHub.
#
# This doesn't do anything apart from cloning the repository and keeping it
# up-to-date. Cloned files can be used after `z4h init`. This is just an
# example. If you don't plan to use Oh My Zsh, delete this line.
z4h install ohmyzsh/ohmyzsh || return
z4h install wfxr/forgit
z4h install hlissner/zsh-autopair
#z4h install marlonrichert/zsh-edit@main

zstyle ':z4h:ssh-agent:' start yes

# Install or update core components (fzf, zsh-autosuggestions, etc.) and
# initialize Zsh. After this point console I/O is unavailable until Zsh
# is fully initialized. Everything that requires user interaction or can
# perform network I/O must be done above. Everything else is best done below.
z4h init || return

# Extend PATH.
path=(~/bin $path)

# Export environment variables.
export GPG_TTY=$TTY

# Source additional local files if they exist.
z4h source ~/.env.zsh

# Use additional Git repositories pulled in with `z4h install`.
#
# This is just an example that you should delete. It does nothing useful.
#z4h source $Z4H/ohmyzsh/ohmyzsh/lib/diagnostics.zsh
#z4h source $Z4H/ohmyzsh/ohmyzsh/plugins/emoji-clock/emoji-clock.plugin.zsh
#fpath+=($Z4H/ohmyzsh/ohmyzsh/plugins/supervisor)

# Define key bindings.
z4h bindkey z4h-backward-kill-word  Ctrl+Backspace Ctrl+H
z4h bindkey z4h-backward-kill-zword Ctrl+Alt+Backspace

z4h bindkey undo Ctrl+/  # undo the last command line change
z4h bindkey redo Alt+/   # redo the last undone command line change

z4h bindkey z4h-cd-back    Alt+Left   # cd into the previous directory
z4h bindkey z4h-cd-forward Alt+Right  # cd into the next directory
z4h bindkey z4h-cd-up      Alt+Up     # cd into the parent directory
z4h bindkey z4h-cd-down    Alt+Down   # cd into a child directory

# Autoload functions.
autoload -Uz zmv

# Define functions and completions.
function md() { [[ $# == 1 ]] && mkdir -p -- "$1" && cd -- "$1" }
compdef _directories md

# Define named directories: ~w <=> Windows home directory on WSL.
[[ -n $z4h_win_home ]] && hash -d w=$z4h_win_home

# Define aliases.
alias tree='tree -a -I .git'

# Add flags to existing aliases.
alias ls="${aliases[ls]:-ls} -A"

# Set shell options: http://zsh.sourceforge.net/Doc/Release/Options.html.
setopt glob_dots     # no special treatment for file names with a leading dot
setopt no_auto_menu  # require an extra TAB press to open the completion menu

# https://gist.github.com/junegunn/8b572b8d4b5eddd8b85e5f4d40f17236
# GIT heart FZF (functions)
# -------------
is_in_git_repo() {
  git rev-parse HEAD > /dev/null 2>&1
}

fzf-down() {
  fzf --height 50% "$@" --border
}

_gf() {
  is_in_git_repo || return
  git -c color.status=always status --short |
  fzf-down -m --ansi --nth 2..,.. \
    --preview '(git diff --color=always -- {-1} | sed 1,4d; cat {-1}) | head -500' |
  cut -c4- | sed 's/.* -> //'
}

_gb() {
  is_in_git_repo || return
  git branch -a --color=always | grep -v '/HEAD\s' | sort |
  fzf-down --ansi --multi --tac --preview-window right:70% \
    --preview 'git log --oneline --graph --date=short --color=always --pretty="format:%C(auto)%cd %h%d %s" $(sed s/^..// <<< {} | cut -d" " -f1) | head -'$LINES |
  sed 's/^..//' | cut -d' ' -f1 |
  sed 's#^remotes/##'
}

_gt() {
  is_in_git_repo || return
  git tag --sort -version:refname |
  fzf-down --multi --preview-window right:70% \
    --preview 'git show --color=always {} | head -'$LINES
}

_gh() {
  is_in_git_repo || return
  git log --date=short --format="%C(green)%C(bold)%cd %C(auto)%h%d %s (%an)" --graph --color=always |
  fzf-down --ansi --no-sort --reverse --multi --bind 'ctrl-s:toggle-sort' \
    --header 'Press CTRL-S to toggle sort' \
    --preview 'grep -o "[a-f0-9]\{7,\}" <<< {} | xargs git show --color=always | head -'$LINES |
  grep -o "[a-f0-9]\{7,\}"
}

_gr() {
  is_in_git_repo || return
  git remote -v | awk '{print $1 "\t" $2}' | uniq |
  fzf-down --tac \
    --preview 'git log --oneline --graph --date=short --pretty="format:%C(auto)%cd %h%d %s" {1} | head -200' |
  cut -d$'\t' -f1
}

# fzf git keybindings
join-lines() {
  local item
  while read item; do
    echo -n "${(q)item} "
  done
}

bindkey -r '^g'

bind-git-helper() {
  local c
  for c in $@; do
    eval "fzf-g$c-widget() { local result=\$(_g$c | join-lines); zle reset-prompt; LBUFFER+=\$result }"
    eval "zle -N fzf-g$c-widget"
    eval "bindkey '^g^$c' fzf-g$c-widget"
  done
}
bind-git-helper f b t r h
unset -f bind-git-helper

z4h source $Z4H/ohmyzsh/ohmyzsh/plugins/git/git.plugin.zsh
z4h source $Z4H/wfxr/forgit/forgit.plugin.zsh
z4h source $Z4H/hlissner/zsh-autopair/autopair.zsh
#z4h source $Z4H/marlonrichert/zsh-edit/zsh-edit.plugin.zsh

eval "$(zoxide init zsh)"
eval "$(direnv hook zsh)"
#eval "$(gopass completion zsh)"

alias cp="cp -iv"
alias mv="mv -iv"
alias ln="ln -iv"
alias mkdir="mkdir -v"
alias rm="rm -iv"
alias pp='pushbullet push "Pixel" link "${1}" "${1}"'
alias upgrade_emacs='emacs -Q --batch -L "$HOME/.emacs.d/lisp/" -l "init-packages.el" --eval "(my/upgrade-packages)"'

if [[ -f ~/.nix-profile/etc/profile.d/nix.sh ]] ; then
    source ~/.nix-profile/etc/profile.d/nix.sh
    #export fpath=(~/.nix-profile/share/zsh/vendor-completions ${fpath})
fi